The experience can be this: in two identical vessels we pour oil and water of the same mass and the same temperature and heat with the same burners at the same time (5 minutes), measuring the temperature of the oil and water will show that it is higher for oil than for water. So there is a dependence on the type of substance of the amount of heat obtained.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.